chatterbox

noun

chat·​ter·​box ˈcha-tər-ˌbäks 

: one who engages in much idle talk

Synonyms of chatterbox

• chatterer
• magpie

Examples of chatterbox in a Sentence

That little girl is a chatterbox.

my seat companion was a chatterbox who never once stopped talking

Recent Examples on the Web

The cast is game, too, particularly Son Sang-kyu, who is very funny as a feckless chatterbox with a thing for retro record players, and Moon Choi, who plays the moodier, more legitimately aggrieved of two Song daughters. — Emily Nussbaum, New Yorker, 24 Sep. 2026

Gardner-Johnson, the unfiltered chatterbox who frequently livestreams on Twitch, didn’t emerge with insight right away. — Tim Graham, New York Times, 1 Aug. 2026

Even by politician standards, Giffords was quite the chatterbox. — Mark Leibovich, The Atlantic, 20 July 2026

But the alternative to silence is not verbal clutter, and the off-putting chatterbox example should not serve as a comforting excuse for people who prefer to think that staying silent reflects good judgment. — Harrison Monarth, Forbes.com, 14 Apr. 2026

Word History

First Known Use

1774, in the meaning defined above

Rhymes for chatterbox

• aftershocks
• chickenpox
• equinox
• firebox
• goldilocks
• hollyhocks
• interlocks
• orthodox
• paradox
• tomahawks
• balks
• blocks

Kids Definition

chatterbox

noun

chat·​ter·​box ˈchat-ər-ˌbäks 

: a person who talks continually